Hi, On Wed, 2 May 2012 13:02:50 -0300, Arnaldo Carvalho de Melo wrote: > Em Wed, May 02, 2012 at 11:50:45AM +0900, Namhyung Kim escreveu: >> Some guy reported me that perf top -G is broken with segment fault. I >> can reproduce it on my system easily but the time is vary - few seconds >> to 30 minutes. I ran it with --stdio to get a core file: > > Does it help to increase --mmap-pages from its default, 128, to > something like 512 or more? > > Also try running with -r 90. > > - Arnaldo Testing both options with current tip/perf/core gives me the same result. :( Thanks, Namhyung -- To unsubscribe from this list: send the line "unsubscribe linux-perf-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html